2730678873 has 32 divisors (see below), whose sum is σ = 4162378752. Its totient is φ = 1577472000.

The previous prime is 2730678869. The next prime is 2730678877. The reversal of 2730678873 is 3788760372.

It is an interprime number because it is at equal distance from previous prime (2730678869) and next prime (2730678877).

It is not a de Polignac number, because 2730678873 - 2² = 2730678869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (2730678877) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260728 + ... + 270998.

It is an arithmetic number, because the mean of its divisors is an integer number (130074336).

Almost surely, 2^2730678873 is an apocalyptic number.

It is an amenable number.

2730678873 is a deficient number, since it is larger than the sum of its proper divisors (1431699879).

2730678873 is a wasteful number, since it uses less digits than its factorization.

2730678873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10705.

The product of its (nonzero) digits is 2370816, while the sum is 51.

The square root of 2730678873 is about 52255.8979733389. The cubic root of 2730678873 is about 1397.7308262340.

The spelling of 2730678873 in words is "two billion, seven hundred thirty million, six hundred seventy-eight thousand, eight hundred seventy-three".